<template>
  <div :style="style" class="top-right-btn">
    <el-row>
      <el-tooltip v-if="searchVisible" :content="showSearch ? '隐藏搜索' : '显示搜索'" class="item" effect="dark"
        placement="top">
        <el-button circle icon="Search" @click="toggleSearch()" />
      </el-tooltip>
      <el-tooltip class="item" content="刷新" effect="dark" placement="top">
        <el-button circle icon="Refresh" @click="refresh()" />
      </el-tooltip>
      <el-tooltip v-if="columns" class="item" content="显隐列" effect="dark" placement="top">
        <el-button circle icon="Menu" @click="showColumn()" />
      </el-tooltip>
    </el-row>
    <el-dialog v-model="open" :title="title" append-to-body>
     <div class="flex justify-center">
       <el-transfer v-model="value" :data="columns" :titles="['显示', '隐藏']" @change="dataChange" />
     </div>
    </el-dialog>
  </div>
</template>

<script lang="tsx" setup>
defineOptions({ name: 'RightToolbar' })

type Props={
  searchVisible?:boolean,
  search?:boolean,
  gutter?:number
}

const showSearch = defineModel('showSearch',{
  type: Boolean,
  default: true,
})
const columns = defineModel('columns',{
  type: Array,
})

const {searchVisible=true,gutter=10} = defineProps<Props>()

const emits = defineEmits([ 'queryTable']);

// 显隐数据
const value = ref([]);
// 弹出层标题
const title = ref("显示/隐藏");
// 是否显示弹出层
const open = ref(false);

const style = computed(() => {
  const ret = {};
  if (gutter) {

    //@ts-ignore
    ret.marginRight = `${gutter / 2}px`;
  }
  return ret;
});

// 搜索
function toggleSearch() {
  showSearch.value = !showSearch.value;
}

// 刷新
function refresh() {
  emits("queryTable");
}

// 右侧列表元素变化
function dataChange(data) {
  for (let item in columns.value) {
    const key = columns.value[item].key;
    columns.value[item].visible = !data.includes(key);
  }
}

// 打开显隐列dialog
function showColumn() {
  open.value = true;
}

// 显隐列初始默认隐藏列
for (let item in columns.value) {
  if (columns.value[item].visible === false) {
    //@ts-ignore
    value.value.push(parseInt(item));
  }
}
</script>

<style lang='scss' scoped>
:deep(.el-transfer__button) {
  display: block;
  margin-left: 0;
  border-radius: 50%;
}

:deep(.el-transfer__button:first-child) {
  margin-bottom: 10px;
}

.my-el-transfer {
  text-align: center;
}
</style>
